204230121421223 has 8 divisors (see below), whose sum is σ = 206611946630640. Its totient is φ = 201850231872960.

The previous prime is 204230121421219. The next prime is 204230121421237. The reversal of 204230121421223 is 322124121032402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 204230121421223 - 2² = 204230121421219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204230121421423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 483703040 + ... + 484125077.

It is an arithmetic number, because the mean of its divisors is an integer number (25826493328830).

Almost surely, 2^{204230121421223} is an apocalyptic number.

204230121421223 is a deficient number, since it is larger than the sum of its proper divisors (2381825209417).

204230121421223 is an equidigital number, since it uses as much as digits as its factorization.

204230121421223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967830577.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 204230121421223 its reverse (322124121032402), we get a palindrome (526354242453625).

The spelling of 204230121421223 in words is "two hundred four trillion, two hundred thirty billion, one hundred twenty-one million, four hundred twenty-one thousand, two hundred twenty-three".